SYLVICOLID^E. XXVII. 67 



below, sharply spotted on breast and sides, after the. 

 fashion of the Thrushes; crown orange brown, with two 

 black stripes; L. 6i; W. 3; T. 2. U. S.; abundant in 

 woodland, spending most of its time on the ground, like 

 the other species of this genus, and the next two; re 

 markable for its loud, ringing song, and its curious oven- 

 shaped nest; the largest of the true Warblers. 



2. S. noveboracensis, (Gm.) Nutt. WATER WAGTAIL. 

 WATER THRUSH. Dark olive brown above, pale yellow 

 ish beneath, thickly spotted every where with the color 

 of the back; a yellowish superciliary line; bill about a 

 half inch long; feet dark; L. 6; W. 3; T. 2^. N. Am.; 

 abundant in low thickets; moves its tail like a Wagtail. 



3. S. motacilla, (Vieill.) Bon. LARGE - BILLED WATER 

 THRUSH. Same general color as last, but white or pale 

 buffy below, and less sharply spotted; bill much larger, 

 about f inch; feet pale; larger; L. 6J; W. 3; T. &J-. 

 E. U. S., scarce; N. to Mass. (Allen) and N. Wis. 

 (Jordan.) (S. ludovicianus, authors.) 



9. OPORORNIS, Baird. NIMBLE WARBLERS. 



1. 0. agilis, (Wils.) Bd. CONNECTICUT WARBLER. 

 Olive green, ashy on head; throat and breast brownish 

 ash, otherwise yellow below; no sharp markings; in fall 

 more olivaceous; L. 5f ; W. 3; T. 2. E. U. S., rare; a 

 shy, quiet bird. 



2. 0. formosus, (Wils.) Bd. KENTUCKY WARBLER. 

 Clear olive green, bright yellow below; crown and sides 

 of head and neck black, with a rich yellow superciliary 

 stripe, which bends around the eye behind; L. 5}; W. 3; 

 T. 2^. E. U. S., chiefly southerly, N. to Wis. and Conn.; 

 in low thickets, not generally common; a handsome and 

 active species. 



